Home / 927,563,093.42-1,280,653,450.16-712,598,877.88

Finding the Fourth Proportional to 927,563,093.42, 1,280,653,450.16 and 712,598,877.88

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Solution

The fourth proportional to 927,563,093.42, 1,280,653,450.16 and 712,598,877.88 is: 983,859,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,563,093.42 : 1,280,653,450.16 = 712,598,877.88 : x
  2. Step 2: Convert to fraction form
    927,563,093.42/1,280,653,450.16 = 712,598,877.88/x
  3. Step 3: Cross multiply
    927,563,093.42x = 1,280,653,450.16 × 712,598,877.88
  4. Step 4: Simplify right side
    927,563,093.42x = 912,592,211,530,401,920
  5. Step 5: Solve for x
    x = 912,592,211,530,401,920/927,563,093.42
  6. Step 6: Final answer
    x = 983,859,985.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.